Analysis
- max time kernel
145s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
26/09/2023, 06:55
General
- Target 1402004900.exe
- Size 350KB
- Sample230926-hpr3msfc6v
- SHA256 86c93b4c01ca5cf2a505360e36677d0f5e5c159ba32a84019c8ef0e1e28cd596
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 62 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1402004900.exe"C:\Users\Admin\AppData\Local\Temp\1402004900.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\qxnmkb.exe"C:\Users\Admin\AppData\Local\Temp\qxnmkb.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\qxnmkb.exe"C:\Users\Admin\AppData\Local\Temp\qxnmkb.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
qxnmkb.exe
qxnmkb.exe
qxnmkb.exe
wdbstomgvof.i
memory/3672-5-0x0000000000B10000-0x0000000000B12000-memory.dmp
memory/3764-9-0x0000000000400000-0x0000000000435000-memory.dmp
memory/3764-7-0x0000000000400000-0x0000000000435000-memory.dmp
memory/3764-11-0x0000000000C10000-0x0000000000F5A000-memory.dmp
memory/3764-12-0x0000000000400000-0x0000000000435000-memory.dmp
memory/4572-13-0x0000022698940000-0x0000022698950000-memory.dmp
memory/4572-29-0x0000022698A40000-0x0000022698A50000-memory.dmp
memory/4572-45-0x00000226A0D30000-0x00000226A0D31000-memory.dmp
memory/4572-47-0x00000226A0D60000-0x00000226A0D61000-memory.dmp
memory/4572-48-0x00000226A0D60000-0x00000226A0D61000-memory.dmp
memory/4572-49-0x00000226A0E70000-0x00000226A0E71000-memory.dmp